Follow the steps in this article to help you cancel your Microsoft 365 subscription.

Recover a corrupted workbook manually when Excel can't start File Recovery mode automatically and learn about saving backup and recovery files to prevent losing your work.

If you get an email about unusual activity on your Microsoft account, or if you’re worried that someone else might have used your account, go to the Recent activity page.You’ll see when your Microsoft account was signed in during the last 30 days, along with any device or app-specific info.

There are some solutions you can try. First steps if your Surface Type Cover or Keyboard doesn't work. To try to resolve these issues, you can begin by following the steps below to get the latest updates, detach the Type cover or keyboard, force a restart, reattach the Type Cover or Keyboard, or confirm connectivity.. Get the latest updates

Things to try if you've purchased Copilot but don't yet see it in your Microsoft 365 apps.

How to protect an Excel file using a password to prevent unwanted access to your data.

Microsoft アカウントは 、個人 向けであり、Outlook.com、Xbox、Skype などのサービスにアクセスするためのものです。 Microsoft 職場および学校アカウントは、ビジネス向け Microsoft 365 を使用する 組織 向けです。. アカウントの種類を選択するか、 違いの詳細を確認してください。

Learn how to get more storage or delete excess files if your OneDrive is full or near your storage limit.

Learn how to turn on device encryption, or standard BitLocker encryption in Windows.

Get troubleshooting tips to fix problems with apps from Microsoft Store.